Thanks for sugestion about signature i will fill it with info about my system and yes it is opera 18, to be more precise here is full info:

Version: 18.0.1284.63 - Opera is up to date
Update stream: Stable
System: Windows 8 64-bit (WoW64)
Browser identification

Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.57 Safari/537.36 OPR/18.0.1284.63

Install: C:\Program Files (x86)\Opera
Profile: C:\Users\**\AppData\Roaming\Opera Software\Opera Stable
Cache: C:\Users\**\AppData\Local\Opera Software\Opera Stable

[Mod edit: forum cleanup - please check this link about the same issue.]